# smb/server: fix tree connection leak in smb2_tree_connect()

CVE record · `CVE-2026-98162`

- **Identifiers:** `CVE-2026-98162`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 25 Sept 2026
- **Updated:** 21 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 25 Sept 2026, 13:06 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d to before fa0c45986fc60b3edfb35879f2fb0eacc0e49e98` (git)
  - affected: `e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d to before fea9c705bbc618ba6426424c9f8330555820c9ec` (git)
  - affected: `e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d to before a6c88e5e3a75f1e4a98ad4bc4037465ccd7925bc` (git)
  - affected: `e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d to before 39f2032096715daae5f6fd0f587ca7a474b019df` (git)
  - affected: `f2283680a80571ca82d710bc6ecd8f8beac67d63` (git)
  - affected: `9f297df20d93411c0b4ddad7f88ba04a7cd36e77` (git)
  - affected: `5.15.145 to before 5.16` (semver)
  - affected: `6.1.71 to before 6.2` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.6`
  - unaffected: `before 6.6` (semver)
  - unaffected: `6.6.160 to 6.6.*, inclusive` (semver)
  - unaffected: `6.18.57 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.6 to 7.2.*, inclusive` (semver)
  - unaffected: `7.3 to *, inclusive` (original_commit_for_fix)
  - Other versions: affected

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

No source has published a CVSS score for this record yet.

- **CISA KEV:** Not listed.
- **EPSS:** 0.0011, the 1st percentile, on 11 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 25 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98162](https://www.cve.org/CVERecord?id=CVE-2026-98162)
- [NVD: CVE-2026-98162](https://nvd.nist.gov/vuln/detail/CVE-2026-98162)

### References from the CNA

- <https://git.kernel.org/stable/c/fa0c45986fc60b3edfb35879f2fb0eacc0e49e98>
- <https://git.kernel.org/stable/c/fea9c705bbc618ba6426424c9f8330555820c9ec>
- <https://git.kernel.org/stable/c/a6c88e5e3a75f1e4a98ad4bc4037465ccd7925bc>
- <https://git.kernel.org/stable/c/39f2032096715daae5f6fd0f587ca7a474b019df>

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2026-98162>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98162/>. Everything for agents: <https://agentprime.io/llms.txt>.